2012 London Olympics

August 11, 2012 |Photos by Smiley N. Pool / Houston Chronicle

Smiley N. Pool/Houston Chronicle

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Marlen Esparza of the USA, in blue, lands a punch to the face of Venezuela's Karlha Magliocco in a women's flyweight 51-kg quarterfinal boxing match at the 2012 London Olympics on Monday, Aug. 6, 2012. With a victory in the bout, Esparza, is guaranteed of no less than a bronze medal.

Marlen Esparza of the USA, in blue, lands a punch to the face of Venezuela's Karlha Magliocco in a women's flyweight 51-kg quarterfinal boxing match at the 2012 London Olympics on Monday, Aug. 6, 2012. With a victory in the bout, Esparza, is guaranteed of no less than a bronze medal.